v.21. .

Technical Notes |
Research notes Management of green sugarcane harvest residues Agroecological zones for sugarcane cultivation in the Cauca River Valley |
Reports Census of varieties and production of sugarcane and sugar in the Cauca River Valley, 1999 Climatological summary. Automated meteorological network |
Comments Control of chimney emissions: the case of the Mayagüez sugar mill Environmental management system – ISO 14000 |
General Information ICA-CENICAÑA Agreement: Continuation of the quarantine station |